Home / 11,104,402.80-16,656,604.20-5,428,268.40

Finding the Fourth Proportional to 11,104,402.80, 16,656,604.20 and 5,428,268.40

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Solution

The fourth proportional to 11,104,402.80, 16,656,604.20 and 5,428,268.40 is: 8,142,402.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,104,402.80 : 16,656,604.20 = 5,428,268.40 : x
  2. Step 2: Convert to fraction form
    11,104,402.80/16,656,604.20 = 5,428,268.40/x
  3. Step 3: Cross multiply
    11,104,402.80x = 16,656,604.20 × 5,428,268.40
  4. Step 4: Simplify right side
    11,104,402.80x = 90,416,518,230,167.28
  5. Step 5: Solve for x
    x = 90,416,518,230,167.28/11,104,402.80
  6. Step 6: Final answer
    x = 8,142,402.60

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.